Apple Watch Series 3 vs. Fitbit Alta vs. Moov Now vs. Garmin 645 Music vs. Apple Watch Series 4

 
Watch Series 3
Alta
Now
645 Music
Watch Series 4
 AppleWatch Series 3Remove Buy NowFitbitAltaRemove Buy NowMoovNowRemove Buy NowGarmin645 MusicRemove Buy NowAppleWatch Series 4Remove Buy Now

Basic Info

Suggested Price$329$130$79$450$329
Release20172016201520182018

Activity & Fitness

Calories
Cycling (Bicycling)
Distance
Heartn/a
Oxygen
Sleep
Steps
Swim

Battery

Duration18 hours5 days6 months7 daysNot Yet
Rechargeable

Compatibility

Android
iOS
Windows Phonen/a
Macn/a
Windowsn/a

Connectivity

Bluetooth
Cellular
GPS
NFC
Wi-Fi

Display

Color
Resolution340 x 272 or 390 x 312n/an/a240 x 240384 x 480
Size1.5 inches or 1.65 inchesn/an/a1.2 inches1.78 inches
Touchn/an/a
TypeAMOLEDOLEDn/aMIPMicroLED

Functions

Audio Speaker
Clock
Phone
Vibrationn/a
Voice

Hardware

Accelerometer
Barometer or Altimetern/a
Ultraviolet Sensor
Water Resistance5 ATMn/an/a5 ATMNot Yet

Notifications

Phone
Emailsn/a
Texts

Software

Operating SystemWatchOS 4n/an/aWatch OS 5
Apps
Music

All Wearables